What is Mary Sliwa's NPI number?

Mary Sliwa's National Provider Identifier (NPI) is 1225885320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Sliwa's specialty?

Mary Sliwa is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).

Where is Mary Sliwa located?

Mary Sliwa's practice location on file with NPPES is 535 Plainfield Rd Ste H, Willowbrook, IL 60527-7626.

What is Mary Sliwa's phone number?

The practice phone number listed in the NPPES registry for Mary Sliwa is (630) 269-2886.

Is Mary Sliwa's NPI active?

Yes — Mary Sliwa's NPI (1225885320) is active in the NPPES registry as of the last update on 2024-05-06.

IndividualActive

Mary Sliwa, LPC

NPI 1225885320 · Professional Counselor · Willowbrook, IL

Mary Sliwa, LPC is a Professional Counselor provider in Willowbrook, IL (NPI 1225885320).

Provider details

NPI number: 1225885320
Entity type: Individual
Primary specialty: Professional CounselorBehavioral Health & Social Service Providers
Credential: LPC
Sex: Female
Sole proprietor: Yes
License: 178.020114 (IL)

Specialties & taxonomies

Professional CounselorPrimary101YP2500XLicense 178.020114 (IL)
Behavioral Health & Social Service Providers

Profile Score

Established profile(56/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
2 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

535 Plainfield Rd Ste H

Willowbrook, IL 60527-7626

Phone: (630) 269-2886

Street-level locationGet directions

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Mailing address